Facing for a supply box



FIG. 1 is a perspective view of a facing for a supply box illustrating the novel design;

FIG. 2 is a top plan view of the facing for a supply box illustrated in FIG. 1; and,

FIG. 3 is a cross-sectional view of the facing for a supply box taken along the lines 3--3 in FIG. 2. 

We claim the ornamental design for the facing for a supply box, as shown and described. 